Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities
Net income	$ 7,703,086	$ 1,414,615
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,080,439	847,990
Interest from amortization of debt costs	7,721
Loss on disposal of property and equipment	1,444	45,037
Stock based compensation	394,875	348,735
Provision for doubtful accounts receivable	(29,551)	(289)
Change in fair value of warrant liability	467,543	52,454
Change in fair value of seller's note	68,955
Deferred rent	(89,363)	35,523
Inventory write-offs	90,268
Deferred tax expense	(5,493,704)
Changes in operating assets and liabilities:
Trade accounts receivables	(1,042,426)	(650,753)
Other receivables	160,070	40,597
Inventories	(318,645)	(916,899)
Prepaid expenses and other assets	151,821	(415,444)
Accounts payable and accrued liabilities	846,511	724,147
Net cash provided by operating activities	4,999,044	1,525,713
Cash flows from investing activities
Purchase of property and equipment	(2,223,126)	(1,131,098)
Proceeds from sale of equipment		5,916
Acquisiton of ISP Optics, net of cash acquired	(11,777,336)
Net cash used in investing activities	(14,000,462)	(1,125,182)
Cash flows from financing activities
Proceeds from exercise of stock options		6,430
Proceeds from sale of common stock from employee stock purchase plan	19,632	22,903
Settlement for Class E Shares		(582)
Loan costs	(72,224)
Borrowings on loan payable	5,000,000
Proceeds from issuance of common stock under public equity placement	8,749,496
Proceeds from exercise of warrants, net of costs	705,679	391,083
Net payments on loan payable		(51,585)
Payments on capital lease obligations	(193,940)	(131,341)
Net cash provided by financing activities	14,208,643	236,908
Effect of exchange rate on cash and cash equivalents	(30,234)	626,665
Change in cash and cash equivalents	5,176,991	1,264,104
Cash and cash equivalents, beginning of period	2,908,024	1,643,920
Cash and cash equivalents, end of period	8,085,015	2,908,024
Supplemental disclosure of cash flow information:
Interest paid in cash	334,589	37,627
Income taxes paid	680,055	4,296
Supplemental disclosure of non-cash investing & financing activities:
Purchase of equipment through capital lease arrangements	230,000
Reclassification of warrant liability upon exercise	694,436	530,531
Derecognition of liability associated with stock option grants	352,765	$ 143,125
Seller note issued to acquire ISP Optics, at fair value	$ 6,327,208